– Lat/Long: 48.71° N 121.99° W
South Twin Sister
Weather Forecast, United StatesIssued: 9 pm Thu 29 Jan Local TimeUpdates in: hr min sUpdate imminent
Issued: 9 pm Thu 29 Jan Local Time
Updates in:
Update imminent hr min s
Issued: 9 pm Thu 29 Jan Local Time
Updates in:
Update imminent hr min s
3 South Twin Sister Elevations: 3 Forecast Elevations: Days 1–4 Weather SummaryHeavy rain (total 63mm), heaviest during Thu night. Very mild (max 10°C on Sat morning, min 5°C on Sun morning). Wind will be generally light. | Days 5–7 Weather SummaryModerate rain (total 13mm), heaviest on Sun night. Very mild (max 14°C on Wed morning, min 5°C on Sun night). Wind will be generally light. | ||||||||||||||||||
Friday 30 | Saturday 31 | Sunday 1 | Monday 2 | Tuesday 3 | Wednesday 4 | ||||||||||||||
night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  |  | |  |  |  | |  | | |  | | |  |  | | | |
heavy rain | mod. rain | light rain | rain shwrs | light rain | rain shwrs | cloudy | heavy rain | mod. rain | mod. rain | light rain | light rain | light rain | light rain | light rain | some clouds | some clouds | rain shwrs | some clouds | |
km/h | |||||||||||||||||||
 |  |  |  |  |  |  | |||||||||||||
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
22 | 10 | 4 | 1.9 | 4 | 0.8 | — | 14 | 8 | 7 | 3 | 0.1 | 1.9 | 0.2 | 0.1 | — | — | 0.1 | — | |
max °C | 7 | 7 | 7 | 8 | 10 | 10 | 10 | 6 | 6 | 6 | 5 | 6 | 7 | 11 | 11 | 10 | 14 | 12 | 11 |
min °C | 7 | 6 | 6 | 8 | 8 | 9 | 9 | 5 | 6 | 5 | 5 | 6 | 6 | 8 | 10 | 9 | 12 | 11 | 10 |
5 | 3 | 4 | 8 | 7 | 8 | 7 | 3 | 5 | 2 | 3 | 5 | 5 | 8 | 10 | 8 | 12 | 11 | 10 | |
1800 | 1600 | 1900 | 2150 | 2400 | 2300 | 2350 | 1450 | 1550 | 1400 | 1350 | 1450 | 1900 | 2350 | 2800 | 2950 | 2850 | 2700 | 3250 | |
Cloud base (m) | 600 | 1700 | 600 | 600 | 2000 | 800 | 1850 | 600 | 600 | 600 | 600 | 600 | 650 | 1650 | 5350 | 2900 | 5450 | ||
 | — | 7:39 | — | — | 7:37 | — | — | 7:37 | — | — | 7:35 | — | — | 7:33 | — | — | 7:33 | — | — |
 | — | — | 5:02 | — | — | 5:04 | — | — | 5:06 | — | — | 5:07 | — | — | 5:08 | — | — | 5:10 | — |
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South Twin Sister Weather (Days 0-3):
The weather forecast for South Twin Sister is: Heavy rain (total 63mm), heaviest during Thu night. Very mild (max 10°C on Sat morning, min 5°C on Sun morning). Wind will be generally light.
South Twin Sister Weather (Days 3-6):
Moderate rain (total 13mm), heaviest on Sun night. Very mild (max 14°C on Wed morning, min 5°C on Sun night). Wind will be generally light.
This table gives the weather forecast for South Twin Sister at the specific elevation of 500 m. Our advanced weather models allow us to provide distinct weather forecasts for several elevations of South Twin Sister. To see the weather forecasts for the other elevations, use the tab navigation above the table. For a wider overview of the weather, consult the Weather Map of Washington.